Back in 1956 OLFA® introduced the world's first snap-off blade, forever changing how contractors industrial professionals, contractors, "DIYers" and quilters and crafters work. With its patented innovation, OLFA now produces a wide array of premium, precise cutting knives, tools and hand cutter accessories, so you’re sure to find a hand cutting tool for any job. With a commitment to high quality, durable use, efficiency and personal safety, OLFA is proud that all of their handles are Guaranteed Forever!